| 摘要 |
PROBLEM TO BE SOLVED: To provide an image-processing system that can simply check a characteristic of a copy inhibit object and apply very effective processing to an image. SOLUTION: A ROM or the like registers graphics and graphic position information, having predetermined features included in a specific image, such as paper money or securities as objects such as the paper money or the securities including graphics having predetermined features, for example, feature points of an image (S10) read on the basis of the registered data are detected (S20), registration processing is conducted on the basis of position information (S30) of the detected feature points (S40), and electronic watermark information is extracted (S50), so as to simply check the features of the copy prohibited object and very effective processing is conducted in the image-processing system. |
